Dr. Dart is a physician specializing in emergency medicine and toxicology. Since 1992 he has served as the Director of the Rocky Mountain Poison and Drug Center. He is the Executive Director of Researched Abuse, Diversion, and Addiction-Related Surveillance (RADARS®) System.
He has published more than 250 papers and chapters as well as served as editor for the book The 5-Minute Toxicology Consult and the 3rd edition of Medical Toxicology. In 2002 he was recognized with a special citation from the Commissioner of the U.S. Food and Drug Administration.
He was the 2004 recipient of the American College of Medical Toxicology Matthew J. Ellenhorn Award for Excellence in Medical Toxicology. He is the 2017 recipient of the AACT Career Achievement Award. He also serves as a Deputy Editor of the medical journal Annals of Emergency Medicine and is past-president of the American Association of Poison Control Centers.